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Cushion|Lab Grown|IGI

4.66ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846662159

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846662159

Diamond specifications and retailer prices

From $6,439 AUD
£3,553 GBP
As of November 2, 2026
Save $43,969 AUD (87%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $50,408 AUD at With Clarity · As of November 2, 2026
View at With Clarity

About this 4.66ct lab-grown cushion diamond

This 4.66ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846662159 or 846662159. Listed at 10 retailers as of November 2, 2026, with prices from $6,439 to $50,408, a $43,969 spread on the same certified stone. With Clarity lists it at $50,408. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.66
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662159
Dimensions11.69 × 8.69 × 5.70 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.69 mm8.69 mm4.66 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662159
Side View
Table 62.0%Crown 33.6°Girdle: MED-THKPavilion 34.1°Culet: NoneDepth 65.6%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $6,439 AUD|Low: $6,439 AUD|High: $51,849 AUD|Avg: $17,921 AUD|-11.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
November 2, 2026
Retailer 1$6,439 AUD
Retailer 7$7,157 AUD
Retailer 5$7,777 AUD
Retailer 3$11,956 AUD
Retailer 6$11,967 AUD
Retailer 2$16,007 AUD
Retailer 4$16,610 AUD
Retailer 8$17,811 AUD
Retailer 9$19,334 AUD
With Clarity$50,408 AUD

12 data points across 10 retailers

10 retailers$6,439 AUD to $50,408 AUD

A+
Cheapest Retailer
-
$6,439 AUD
£3,553 GBP
A
Retailer 2
-
$7,157 AUD
$5,016 USD
View
A
Retailer 3
-
$7,777 AUD
$5,450 USD
View
A
Retailer 4
-
$11,956 AUD
$8,379 USD
View
A
Retailer 5
-
$11,967 AUD
$8,387 USD
View
B+
Retailer 6
-
$16,007 AUD
£8,833 GBP
View
B+
Retailer 7
-
$16,610 AUD
€11,086 EUR
View
B+
Retailer 8
-
$17,811 AUD
$12,482 USD
View
B+
Retailer 9
-
$19,334 AUD
$13,550 USD
View
Most Expensive
B
With Clarity
846662159 · Nov 2
$50,408 AUD
$35,327 USD
View
9 more retailers have this diamond
Prices start from $6,439 AUDSave up to $43,969 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A+
4.66ct Cushion
$6,439 AUD